Generic cleanup of warnings, whitespace and style.

By: Erik Broes <erikbroes@grum.nl>

paper-api/src/main/java/org/bukkit/entity/EnderSignal.java

@@ -4,5 +4,5 @@ package org.bukkit.entity;
  * Represents an Ender Signal, which is often created upon throwing an ender eye
  */
 public interface EnderSignal extends Entity {
-    
+
 }